軌き道どう間かん隔かく

noun

railroad track gauge

Technical term for the distance between the inner sides of the two rails on a railway track.

• 日本にほんの在ざい来らい線せんの軌き道どう間かん隔かくは1067ミリメートルです。

  The track gauge of Japan's conventional railway lines is 1067 millimeters.